additional.properties.yaml

openapi: '3.0.1'
info:
  version: 1.0.0
  title: Swagger Petstore
  description: A sample API that uses a petstore as an example to demonstrate features in the OpenAPI 3.0 specification

servers:
  - url: /v1/

paths:
  /additional_props/false:
    post:
      description: Creates a new pet in the store.  Duplicates are allowed
      operationId: addPet
      requestBody:
        description: Pet to add to the store
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PetAdditionalFalse'
      responses:
        '200':
          description: pet response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PetAdditionalFalse'

  /additional_props/true:
    post:
      description: Creates a new pet in the store.  Duplicates are allowed
      operationId: addPet
      requestBody:
        description: Pet to add to the store
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PetAdditionalTrue'
      responses:
        '200':
          description: pet response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PetAdditionalTrue'

components:
  schemas:
    PetAdditionalFalse:
      additionalProperties: false
      required:
        - name
      properties:
        name:
          type: string
        tag:
          type: string
        age:
          type: number

    PetAdditionalTrue:
      additionalProperties: true
      required:
        - name
      properties:
        name:
          type: string
        tag:
          type: string